What is the Kinectic Energy of the baseball?

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    Baseball Energy
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Homework Help Overview

The discussion revolves around calculating the kinetic energy of a baseball, given its mass and velocity vector. The subject area is kinematics, specifically focusing on the kinetic energy formula.

Discussion Character

  • Exploratory, Mathematical reasoning

Approaches and Questions Raised

  • The original poster attempts to calculate kinetic energy using the formula K=1/2mv^2, but questions arise regarding the correctness of their answer. Participants inquire about the method used and the units of the results.

Discussion Status

The discussion is ongoing, with participants seeking clarification on the original poster's calculations and the units involved. There is no explicit consensus on the correctness of the initial answer, and multiple interpretations of the problem are being explored.

Contextual Notes

The original poster converted the mass from grams to kilograms before applying the kinetic energy formula. There may be confusion regarding the application of the formula or the interpretation of the velocity vector.

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A baseball of mass 143 g is thrown with a velocity of < 22, 15, -12 > m/s. What is the kinetic energy of the baseball?


Homework Equations


K=1/2mv^2



The Attempt at a Solution


i got < 34.6, 16.1, 10.3 > J
but webassign says i am wrong? what am i doing wrong?
 
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How did you gte your answers?
What units are they in?
 
How did you get your answers?
What units are they in?
 
i plugged it into the equation first i converted grams to kg then did 1/2mv^s
 

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